GrimmSpeed V2 Bypass Valve Subaru STI 2004-2021 / WRX 2002-2007 - Red | 126032RED Vehicle Model_EVO 8 1" front / 1" rear

1" front / 1" rear drop

We have carefully selected 12 hoses

rough pavement

**Radiator cap is not included

GrimmSpeed V2 Bypass Valve Subaru STI 2004-2021 / WRX 2002-2007 - Red | 126032RED Vehicle Model_EVO 8 1" front / 1" rearThe days of sacrificing performance to leaky BPVs are over, because the long awaited GrimmSpeed Bypass Valves are here! This is the newest version 2 Grimmspeed bypass valve. The previous models had some leaking issues, and these are solved. Tested up to 100 psi! Fitment Information: 2004 2021 Subaru STI 2002 2007 Subaru WRX 2006 2008 Subaru Forester XT 2004 2005 Subaru Forester XT (with STI Style TMIC) 2004 2006 Subaru Baja XT (with STI Style TMIC)